Other common names:
Black Alder French names:
Aulne glutineux Family: Birch Family (Betulaceae) Group: Alders Distinctive features: Shrub; Leaves roundish, usually indented at the tip; bark speckled. Similar species: • Speckled Alder (Alnus incana) - very similar, often confused. Leaves are more pointed at the ends and are double-toothed. • Green Alder (Alnus viridis) - leaves are pointed at the ends. • Alder-leaved Buckthorn (Rhamnus alnifolia) - not an Alder. Flowers: Spring Leaves: Alternate, Simple, Toothed; Roundish. Habitat: Wet Areas, Bogs and Fens, Lakeshores, Pond Margins, Swamps, Shrub Swamps; Wet areas, and nearby wet areas. Books: Trees in Canada: 305 Native/Non-native:
Non-native Status:
Locally common.
Notes:
Easily confused with Speckled Alder (Alnus incana). Can be invasive.
Origin and Meaning of Names:
Scientific Name: glutinosa: sticky For more information visit: Ontario Trees and Shrubs Photographs:
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